diff --git a/packages/math/src/Transform.js b/packages/math/src/Transform.js
index 1bf60a1..a6ce22c 100644
--- a/packages/math/src/Transform.js
+++ b/packages/math/src/Transform.js
@@ -43,7 +43,7 @@
         this.scale = new ObservablePoint(this.onChange, this, 1, 1);
 
         /**
-         * The pivot point of the displayObject that it rotates around
+         * The pivot point of the displayObject that it rotates around.
          *
          * @member {PIXI.ObservablePoint}
          */